Flat 9, 10-12, Brompton Square has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 25 Feb 2020.

The property is connected to mains gas and has full secondary glazing. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, Flat 9, 10-12, Brompton Square was last sold on 29th January 2021 for £1,345,000 and was recorded as a leasehold flat.

The property has only had this single sale since 1995.

Since January 2021, the market for similar properties has dropped by 20.3%.

• Sold Jan 2021£1,345,000

According to the Land Registry and our network of Estate Agents, there have been 37 sales of properties similar to Flat 9, 10-12, Brompton Square within a radius of 280 metres since 2013.

The most recent example is Flat 9, 18, Egerton Gardens, London, SW3 2DG, a leasehold flat which sold for £1,150,000 on the 23rd January 2026.

Read more about house prices in SW3.

• Sold Jan 2026£1,150,000 | 2 Bed FlatFlat 9, 18, Egerton Gardens, London, SW3 2DGFlat 9, 18, Egerton Gardens, London, SW3 2DG
• Sold Dec 2025£1,100,000 | 2 Bed FlatFlat 5, 58, Rutland Gate, London, SW7 1PLFlat 5, 58, Rutland Gate, London, SW7 1PL
• Sold Apr 2025£1,300,000 | 2 Bed FlatFlat 8, 58, Rutland Gate, London, SW7 1PLFlat 8, 58, Rutland Gate, London, SW7 1PL
• Sold Oct 2024£1,225,000 | 2 Bed FlatFlat 5, 13, Egerton Gardens, London, SW3 2BWFlat 5, 13, Egerton Gardens, London, SW3 2BW
• Sold Aug 2024£1,320,000 | 2 Bed FlatFlat 1, 27-28 , Ennismore Gardens, London, SW7 1ADFlat 1, 27-28 , Ennismore Gardens, London, SW7 1AD
• Sold Sep 2023£1,250,000 | 2 Bed FlatFlat 8, 10-12 , Brompton Square, London, SW3 2AAFlat 8, 10-12 , Brompton Square, London, SW3 2AA
• Sold Aug 2023£1,190,000 | 2 Bed FlatFlat 12, 58, Rutland Gate, London, SW7 1PLFlat 12, 58, Rutland Gate, London, SW7 1PL
• Sold Dec 2022£1,192,000 | 2 Bed FlatFlat E, 41, Ennismore Gardens, London, SW7 1AQFlat E, 41, Ennismore Gardens, London, SW7 1AQ
• Sold Jun 2022£1,250,000 | 2 Bed FlatFlat 7, 43, Ennismore Gardens, London, SW7 1AQFlat 7, 43, Ennismore Gardens, London, SW7 1AQ
• Sold Dec 2021£1,500,000 | 2 Bed FlatFlat D, 41, Ennismore Gardens, London, SW7 1AQFlat D, 41, Ennismore Gardens, London, SW7 1AQ
• Sold Dec 2021£1,300,000 | 2 Bed FlatFlat 3, 1, Ovington Square, London, SW3 1LHFlat 3, 1, Ovington Square, London, SW3 1LH
• Sold Nov 2021£1,550,000 | 2 Bed FlatFlat 4, 37, Rutland Gate, London, SW7 1PDFlat 4, 37, Rutland Gate, London, SW7 1PD
• Sold Oct 2021£1,950,000 | 2 Bed FlatFlat 20, Ovington Court 197-205, Brompton Road, London, SW3 1LBFlat 20, Ovington Court 197-205, Brompton Road, London, SW3 1LB
• Sold Jun 2020£1,363,000 | 2 Bed FlatFlat 6, 13, Egerton Gardens, London, SW3 2BWFlat 6, 13, Egerton Gardens, London, SW3 2BW
• Sold Jan 2020£1,500,000 | 2 Bed FlatFlat 5, 21-23 , Egerton Gardens, London, SW3 2DFFlat 5, 21-23 , Egerton Gardens, London, SW3 2DF
• Sold Jun 2019£1,950,000 | 2 Bed FlatFlat 6, 58, Rutland Gate, London, SW7 1PLFlat 6, 58, Rutland Gate, London, SW7 1PL
• Sold Aug 2017£1,400,000 | 2 Bed FlatFlat 1, 58, Rutland Gate, London, SW7 1PLFlat 1, 58, Rutland Gate, London, SW7 1PL
• Sold Mar 2014£1,400,000 | 2 Bed FlatFlat 2, 10-12 , Brompton Square, London, SW3 2AAFlat 2, 10-12 , Brompton Square, London, SW3 2AA
• Sold Mar 2014£1,975,000 | 3 Bed FlatFlat 7, 10-12 , Brompton Square, London, SW3 2AAFlat 7, 10-12 , Brompton Square, London, SW3 2AA
• Sold Oct 2013£237,500 | 2 Bed Flat3A, Ennismore Gardens, London, SW7 1NL3A, Ennismore Gardens, London, SW7 1NL

Brompton Square, London, SW3 has a total of 109 addresses. According to our analysis of all the public data, Flat 9, 10-12, Brompton Square is the 69th largest and the 79th most expensive property on the street.

When compared to the postcode district it is £908k less expensive than the average property in SW3.

• Marlborough Primary School

  600 m away
• St Joseph's Catholic Primary School

  700 m away
• Oratory Roman Catholic Primary School

  800 m away

• St. Thomas More Language College

  700 m away
• Westminster City School

  2.0 km away
• Holland Park School

  2.4 km away

• Knightsbridge

  |

  500 m away
• South Kensington

  |

  500 m away
• Sloane Square

  |

  1.0 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.